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Answers and rating deltas for

What does the ?? operator do?

Author Votes Δ
Lucas Jones 8 +1.56
Giorgi 5 +1.09
Dan Diplo 3 +0.32
Steve Danner 1 -0.72
devio 0 -1.64
Matt 0 -3.45
Last visited: Sep 14, 2014, 5:07:29 AM